Merge pull request #1270 from Ppjet6/fix-make-help

Fix make help

Makefile

@@ -53,10 +53,10 @@ help:
 	@echo " pot             Generate a gettext POT file to be used for translations."
 	@echo " release         Prepare a new release of converse.js. E.g. make release VERSION=0.9.5"
 	@echo " serve           Serve this directory via a webserver on port 8000."
-	@echo " serve_bg	  	Same as "serve", but do it in the background
+	@echo " serve_bg        Same as \"serve\", but do it in the background"
 	@echo " stamp-npm       Install NPM dependencies"
 	@echo " stamp-bundler   Install Bundler (Ruby) dependencies"
-	@echo " watch		 	Tells Sass to watch the .scss files for changes and then automatically update the CSS files."
+	@echo " watch           Watch for changes on JS and scss files and automatically update the generated files."
 	@echo " logo            Generate PNG logos of multiple sizes."